Finding the Fourth Proportional to 4,885,315.92, 6,742,542.96 and 2,710,558.80
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Solution
The fourth proportional to 4,885,315.92, 6,742,542.96 and 2,710,558.80 is: 3,741,018.89
Step by Step Solution
- Step 1: Write the proportion equation
4,885,315.92 : 6,742,542.96 = 2,710,558.80 : x - Step 2: Convert to fraction form
4,885,315.92/6,742,542.96 = 2,710,558.80/x - Step 3: Cross multiply
4,885,315.92x = 6,742,542.96 × 2,710,558.80 - Step 4: Simplify right side
4,885,315.92x = 18,276,059,154,606.05 - Step 5: Solve for x
x = 18,276,059,154,606.05/4,885,315.92 - Step 6: Final answer
x = 3,741,018.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.